- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 9/15 - Constructional features of resonators consisting of piezoelectric or electrostrictive material
Patent holdings for IPC class H03H 9/15
Total number of patents in this class: 431
10-year publication summary
|
34
|
35
|
27
|
42
|
34
|
31
|
17
|
15
|
24
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25506 |
52 |
| Avago Technologies International Sales Pte. Limited | 8600 |
38 |
| Qorvo US, Inc. | 2363 |
29 |
| SiTime Corporation | 212 |
23 |
| ROFS Microsystem (Tianjin) Co., Ltd | 216 |
15 |
| Taiyo Yuden Co., Ltd. | 2012 |
14 |
| Seiko Epson Corporation | 19988 |
11 |
| Texas Instruments Incorporated | 19615 |
9 |
| Samsung Electro-mechanics Co., Ltd. | 5833 |
9 |
| Samsung Electronics Co., Ltd. | 153573 |
8 |
| Northeastern University | 1262 |
8 |
| Ningbo Semiconductor International Corporation (Shanghai Branch) | 146 |
8 |
| Intel Corporation | 46638 |
7 |
| HRL Laboratories, LLC | 1623 |
7 |
| Skyworks Global Pte. Ltd | 134 |
5 |
| Smartsens Technology (HK) Co., Limited | 57 |
5 |
| The Regents of the University of California | 20506 |
4 |
| Centre National de La Recherche Scientifique | 10870 |
4 |
| SnapTrack, Inc. | 539 |
4 |
| Tianjin University | 862 |
4 |
| Other owners | 167 |